2009763275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 2740324608

約数和(自身を除く): 730561333

約数列:

[1, 5, 13, 25, 65, 71, 251, 325, 347, 355, 923, 1255, 1735, 1775, 3263, 4511, 4615, 6275, 8675, 16315, 17821, 22555, 23075, 24637, 81575, 87097, 89105, 112775, 123185, 231673, 320281, 435485, 445525, 615925, 1132261, 1158365, 1601405, 2177425, 5661305, 5791825, 6183887, 8007025, 28306525, 30919435, 80390531, 154597175, 401952655, 2009763275]

約数ペア:

[(1, 2009763275), (5, 401952655), (13, 154597175), (25, 80390531), (65, 30919435), (71, 28306525), (251, 8007025), (325, 6183887), (347, 5791825), (355, 5661305), (923, 2177425), (1255, 1601405), (1735, 1158365), (1775, 1132261), (3263, 615925), (4511, 445525), (4615, 435485), (6275, 320281), (8675, 231673), (16315, 123185), (17821, 112775), (22555, 89105), (23075, 87097), (24637, 81575)]